Nickel Belt is one of two federal electoral districts serving the city of Greater Sudbury, Ontario, Canada.

In 1966, it was redefined to consist of parts of the territorial districts of Sudbury excluding the City of Sudbury and the Town of Copper Cliff, and the northeast part of the territorial district of Manitoulin.

In 1976, it was redefined to consist of the southern part of Regional Municipality of Sudbury, the southeast part of the Territorial District of Sudbury, and the part of the Territorial District of Manitoulin including and lying east of the Townships of Killarney, and Rutherford and George Island.

In 1987, it was redefined to consist of the southern part of the Regional Municipality of Sudbury; the geographic townships of Cartier, Cascaden, Foy, Hart, Harty, Hess and Moncrieff and that part of the geographic Township of Trill not within the Town of Walden in the Territorial District of Sudbury; Wahnapitei Indian reserve No.

According to the 2021 Canadian census[3] Ethnic groups: 81.0% White, 16.8% Indigenous Languages: 58.3% English, 34.6% French Religions: 69.4% Christian (55.0% Catholic, 3.0% United Church, 2.6% Anglican, 8.8% Other), 29.3% None Median income: $45,600 (2020) Average income: $55,100 (2020) This riding has elected the following members of Parliament: